/Engine/Source/Runtime/MovieScene/Public/EntitySystem/MovieSceneEntitySystemTypes.h
A key that uniquely identifies a specific interrogation time with a group of entities allocated within a channel
struct FInterrogationKey
FInterrogationC...
Channel
The channel that the entities are allocated within
int32
InterrogationIndex
The index of the interrogation (see FSystemInterrogator::InterrogateTime, and FSystemInterrogator::InterrogationData)